code: def test_create_table(self, handler):
      new_table = "test_mdb"
      res = handler.native_query(
          f"CREATE TABLE IF NOT EXISTS {new_table} (test_col INT)"
      )
      self.check_valid_response(res)
      tables = self.get_table_names(handler)
      assert (
          new_table in tables
      ), f"expected to have {new_table} in database, but got: {tables}"
  
file_path: mindsdb/tests/handler_tests/test_postgres_handler.py
imports: import time
  import pytest
  import docker
  from mindsdb.integrations.handlers.postgres_handler.postgres_handler import PostgresHandler
  from mindsdb.api.executor.data_types.response_type import RESPONSE_TYPE
label_desc: Use image node_id 6 for calling the TestPostgresHandler obj's underlying member method code with example usage: obj.test_create_table(handler) without return types